You can apply discounts to the charges for an encounter from the 
Charge Posting window in 
NextGen® Enterprise PM. You can enable 
Discounts in the 
Practice Preferences window by selecting 
Enable discounts in charge entry and 
Apply patient discount to patient balance only options on the 
Charge Entry tab. When this functionality is enabled, you can open the 
Discounts window and select the following for each encounter. 
  
   - You can select Discount Adjustment Code to apply discounts to charges.
 
   - You can select Encounter to apply discount adjustment to all charges on the encounter or Line Item to apply discount adjustment only for selected charges on the encounter for the Discount Level.
 
   - You can select By Percentage when the discount amount is in percentage of the total charge amount or Line Item when you apply the discount adjustment only for selected charges on the encounter for the Discount Method.
 
  
  
 
  After selecting 
Discount Adjustment Code, 
Discount Level, and 
Discount Method, the system applies the discount to the selected charges on the encounter, reducing the balance on each charge. 
  
Note: Charge discount is also applied to the charged taxes.